Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Tungsten halogen lamp including phosphorous and bromine

Tungsten halogen lamp including phosphorous and bromine

US Patent 5034656 · Granted Jul 23, 1991

Estimated economic value: $15,236,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Lamp with IR suppressing composite2011
Tungsten halogen lamp with halogen-containing compound and silicon-containing co2005
Method of dimensionally stabilizing a tungsten filament2003
Reflector lamp having a reflecting section with faceted surfaces2003
Radio frequency magnetron sputtering for lighting applications2002
Apparatus and method of lead centering for halogen/incandescent lamps2002
Fill for high temperature tungsten-halogen lamps2002
Reflector lamp having a reflecting section with faceted surfaces2001
Thermal processor for semiconductor wafers2000
Electric lamps containing electrical leads of a molybdenum and tungsten alloy1998
Metal strap for holding cylindrical lamp1997
Patterned optical interference coatings for electric lamps1997